Use zooms, color grading (like high contrast or black and white), and urban soundtracks to give common cat behaviors a "tough" cinematic feel.
Use polls asking viewers to rate a cat's "badness" on a scale of 1–10. Bad CatHD
Use quick cuts synced to bass-heavy beats (Phonk or Lo-Fi Hip Hop work well for this vibe). Use zooms, color grading (like high contrast or